| Value | Category | Cases | |
|---|---|---|---|
| 1 | Most. | 173 |
8.2%
|
| 2 | About half | 80 |
3.8%
|
| 3 | Some of them | 413 |
19.5%
|
| 4 | None of them | 1456 |
68.6%
|
| Sysmiss | 11 |